CO2 Sensors

PST provide a range of market leading CO2 sensors using unique infrared technology. The infrared CO2 sensors offer ultra fast response time, low power, ambient and wide ranges from 0-2000ppm to 100% CO2. Our solid state CO2 sensors are used all over the world – on land, under the seas, and in the skies. Our core sensor range is suitable for a wide variety of markets including air quality, HVAC, healthcare, horticulture, food processing, transportation, industrial safety and aerospace sectors.
Read More


These CO2 sensors have been used in hundreds of applications well over a decade. As engineers and scientists, we’ve amassed years of experience solving complex design challenges and developing unique solutions. What we have to offer are tried and tested solutions, supported by a team of specialists in solid-state CO2 sensing technology.